emerging · 0.7 capability resource

Registration

Score 23.7 / 100 20 providers +47 via APIs 64 APIs Search apis.io →
Business capabilities this tag reaches
Cybersecurity Management 1 Student Enrolment & Records Management 1

Providers using this tag (20)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 3 Complete, well-documented, and agent-ready
Strong 1 Solid coverage with minor gaps
Developing 2 Usable, with meaningful gaps to close
Thin 10 Limited public surface area
Emerging 4 Early or largely undocumented

APIs with this tag (60)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 13 Complete, well-documented, and agent-ready
Cloudflare Registrar APIThe Cloudflare Registrar API allows developers to manage domain registrations at cost. It provides endpoint...80.6Cvent Custom Widgets APIThe Cvent Custom Widgets API allows developers to build custom interactive widgets for Cvent Event Registra...78.0Cvent Passkey RegLink APIPasskey RegLink APIs are RESTful JSON APIs (with legacy URL-based and SOAP options) connecting Cvent regist...78.0Cvent REST APIThe unified Cvent Platform REST API providing programmatic access to events, contacts, registrations, atten...78.0Cvent SOAP API (Legacy)The Cvent SOAP API is the original legacy API for pushing and pulling data between Cvent and internal syste...78.0Cvent Registration Custom Fields APICustom field definitions and answers on contacts, events and sessions.76.9Cvent Registration Event Travel APIRegistration travel — air, ground and arrival/departure data attached to an attendee.76.9Cvent Registration REST APIThe Cvent Registration REST API is the registration surface of the unified Cvent Platform REST API. It allo...76.9Cvent Registration WebhooksCvent Webhooks deliver real-time push notifications when registration, attendee, session, and meeting reque...76.9Cvent SOAP API (legacy V200611)The legacy Cvent SOAP API, still served and still publishing its WSDL at api.cvent.com/soap/V200611.ASMX?WS...76.9Cvent Platform REST API (Event Cloud)RESTful API for managing events, contacts, registrations, attendees, sessions, speakers, exhibitors, survey...71.9License Guidance Order APIThe Avalara License Guidance Order API enables placing Avalara License Guidance orders and populating quest...70.9Microsoft .NET Registration APIThe Registration API from Microsoft .NET — 2 operation(s) for registration.67.7
Strong 5 Solid coverage with minor gaps
Developing 18 Usable, with meaningful gaps to close
Everbridge Registration APIEB Suites - Registration Management53.3WhatsApp Registration APIRegister and deregister phone numbers52.0MTN Group Registration APIThe Registration API from MTN Group — 7 operation(s) for registration.51.6FAA Aircraft RegistryThe FAA Aircraft Registry provides downloadable data on civil aircraft registered in the United States, inc...51.1NuGet Registration APIPackage registration endpoints for fetching metadata about packages, organized into an index, pages, and le...50.6Deliverart Registration APIThe Registration API from Deliverart — 3 operation(s) for registration.50.1Databento Registration APIThe registration API from Databento — 9 operation(s) for registration.47.8University of California, Santa Barbara Registration APIThe Registration API from University of California, Santa Barbara — 2 operation(s) for registration.47.7Stellar Registration APIThe registration endpoints guide the process for a receiver to verify their identity and link their wallet ...47.6IESO Registration System Facilities APIA REST API on the Appian-based Online IESO platform for retrieving and maintaining facility registration da...46.8Indeed Employer Registration APIPart of the Candidate Sync APIs, this API allows ATS partners to register employers for Candidate Sync inte...46.031 OpenAPIThe 31huiyi (31会议) OpenAPI — an OAuth 2.0 bearer-protected REST surface documented in the public developer ...44.0Student Web Service (SWS) Registration APIStudent Web Service (SWS) Registration API — a resource of the UW-IT Student Web Service, split out per res...44.0Oracle Health Code Console (Developer Portal)The Oracle Health Code Console (formerly Cerner Code) is the developer portal used to register SMART on FHI...43.0AgentPhone Registration APIThe registration API from AgentPhone — 2 operation(s) for registration.42.2Rentberry Registration APIRegistration42.2Signal Registration APIAccount registration endpoints for creating new Signal accounts via phone number verification.41.6SPIRE Server APIThe SPIRE Server exposes a gRPC API used by administrators and the SPIRE Agent to manage registration entri...40.7
Thin 13 Limited public surface area
B3 Insurance (Seguros) APIsInsurance-segment registration APIs (V3) covering accepted co-insurance registration, claim registration, d...38.7B3 OTC (Balcão) APIsRegistration, custody, and consultation APIs for the OTC segment - bank funding instruments (CDB, RDB, LCA,...38.7Deliverect Registration APIRegistration operations for the Deliverect Channel API.37.9Synapse Registration APIUser registration and tokens35.4DPLA API Key RegistrationSelf-service API key registration endpoint that issues free access keys via email. Developers submit their ...34.5Microsoft Package Registration APIThe Registration API from Microsoft Package — 1 operation(s) for registration.33.4RainFocus Platform APIThe RainFocus RESTful integration API. Requests are dispatched against api.rainfocus.com and are keyed on a...32.6Quantum Art Registration APIThe registration API from Quantum Art — 2 operation(s) for registration.30.7Gigacatalyst Self-Serve Registration APIThe one public, unauthenticated operation Gigacatalyst publishes on its own behalf. A coding agent reads th...30.4Federal Highway Administration Registration APIETX client registration and connection management endpoints29.7ActivityHero Registration & Schedule WebhooksActivityHero's provider integration surface — outbound, HMAC-SHA256-signed JSON webhooks that sync registra...29.4Xfers Registration APIRegister and verify new users.28.7Australian Civil Aircraft Register Data FilesThe complete Australian Civil Aircraft Register published as a daily comma-delimited data file (acrftreg.cs...27.1
Emerging 8 Early or largely undocumented
Minimal 3 Almost no public developer surface

Companies reaching this through an API (47)

These companies publish an API, specification or operation carrying “Registration” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

AgentPhone AgMsg Annex Cloud Athenian Avalara B3 (Brasil Bolsa Balcão) Brandlive Cape Partners Civil Aviation Safety Authority (CASA) Clearwave Cloudflare Clusters Databento Deliverart Deliverect Digital Public Library of America EigenDA Everbridge Federal Aviation Administration Federal Highway Administration Gigacatalyst Gluu GoFundMe IESO Indeed Linden Lab Microsoft .NET Microsoft Package MTN Group NuGet Open Podcast API Oracle Health (Cerner) PagBank Phreesia Quantum Art Rentberry Signal SPIRE Spring Boot Admin Console Stellar Synapse TJX Companies University of California, Santa Barbara University of Washington WhatsApp Xcel Energy Xfers

Score breakdown

Frequency
55.4
log-scaled weighted occurrences
Breadth
0.5
spread across providers
Quality lift
48.4
mean composite of providers using it
Cohesion
0.0
strength of nearest seed neighbor

Related tags

Attendees 11 co-occurrences Event Management 14 co-occurrences Conferences 7 co-occurrences Exhibitors 5 co-occurrences Speakers 5 co-occurrences Ticketing 13 co-occurrences Sessions 12 co-occurrences

Where this tag comes from

Provider tag20
Api tag61
Openapi tag23
Openapi op tag68

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag
curl "https://apis.io/api/v1/tags/registration"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/registration"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/registration/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.